[code-reflection] Integrated: Implementing Healing brush demo, highlighted some missing unary(and binary<<,>> operators)

[Gary Frost]

Whilst converting healing brush demo.  Found some missing C99 operator mappings. 

Specifically for precedence of logical not and shift operations. 

Those fixes are here

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Commit messages:
 - Implementing Healing brush demo, highlighted some missing unary(and binary<<,>> operators)

Changes: https://git.openjdk.org/babylon/pull/184/files
  Webrev: https://webrevs.openjdk.org/?repo=babylon&pr=184&range=00
  Stats: 29 lines in 5 files changed: 26 ins; 0 del; 3 mod
  Patch: https://git.openjdk.org/babylon/pull/184.diff
  Fetch: git fetch https://git.openjdk.org/babylon.git pull/184/head:pull/184

PR: https://git.openjdk.org/babylon/pull/184